Across
- 1. a homogeneous mixture of 2 or more substances matter that has specific properties
- 5. particles are close together and are barely moving
- 7. opposite of negative
- 9. beside lithium + above phosephorus
- 14. beside akali mentals on the periodic table
- 16. the attraction between the negative and positive ions
- 19. the table where elements are placed in a specific order
- 21. above chlorine + under fluorine
- 23. circles around the nucleus, they hold electrons
- 24. positive charged ion
- 25. elements that have properties of both metals and non metals
- 27. formed when 2 or more atoms join together
- 29. located on the far right of the periodic table
Down
- 2. opposite of positive
- 3. a mixed substance that you see the different substances mixed in it
- 4. a mixture where you cant see the different substances mixed together
- 6. a stable element
- 8. the last electron to make the element stable
- 10. substances that are combined but aren't combined chemically and can be separated again
- 11. group next to noble gases on the periodic table
- 12. located on the very left of the periodic table
- 13. particles are close together but can still move around
- 15. negative charged ion
- 17. beside boron + under argon
- 18. particles are fare from eachother and are moving around
- 19. a component of an atomic nucleus with a mass defined as 1 and a charge of +1
- 20. mass per volume
- 22. under hydrogen + above sulfur
- 26. they sit on the energy level
- 28. organized the planetary model